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samsung/lumpy: implement get_write_protect_state 

Current vboot wants that function.

Change-Id: I08590739112a7fcce7a983b6d77ff500692ef7d3
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Reviewed-on: http://review.coreboot.org/10725
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
This commit is contained in:
Patrick Georgi 2015-06-30 12:49:50 +02:00 committed by Stefan Reinauer
parent 03decc0c5e
commit 961e8a46af
1 changed files with 12 additions and 3 deletions
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15
src/mainboard/samsung/lumpy/chromeos.c
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@ -52,9 +52,7 @@ void fill_lb_gpios(struct lb_gpios *gpios)
/* Write Protect: GPIO24 = KBC3_SPI_WP# */
gpios->gpios[0].port = GPIO_SPI_WP;
gpios->gpios[0].polarity = ACTIVE_HIGH;
gpios->gpios[0].value =
(pci_read_config32(dev_find_slot(0, PCI_DEVFN(0x1f, 2)),
SATA_SP) >> FLAG_SPI_WP) & 1;
gpios->gpios[0].value = get_write_protect_state();
strncpy((char *)gpios->gpios[0].name,"write protect",
GPIO_MAX_NAME_LENGTH);
@ -89,6 +87,17 @@ void fill_lb_gpios(struct lb_gpios *gpios)
}
#endif
int get_write_protect_state(void)
{
device_t dev;
#ifdef __PRE_RAM__
dev = PCI_DEV(0, 0x1f, 2);
#else
dev = dev_find_slot(0, PCI_DEVFN(0x1f, 2));
#endif
return (pci_read_config32(dev, SATA_SP) >> FLAG_SPI_WP) & 1;
}
int get_developer_mode_switch(void)
{
device_t dev;